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data(atlas): author GJ 675 (Neugrund) — deep_frontier

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Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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jpmschweitzer
2026-04-02 20:44:16 +02:00
co-authored by Claude Opus 4.6
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docs/atlas/proposals/GJ675.json
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{
"system_id": "GJ 675",
"proper_name": "Neugrund",
"star_type": "K",
"spectral_class": "K0V",
"wiki_data": {
"habitable_count": 1,
"inhabited_count": 1,
"has_gas_giant": true,
"has_asteroid_belt": true,
"has_horizon_station": true,
"raw_bodies_line": null
},
"bodies": [
{
"body_id": "GJ675b",
"proper_name": null,
"body_type": "planet",
"orbit_index": 1,
"parent_body_id": null,
"inhabited": false,
"population": null,
"mass_class": "terrestrial",
"surface_gravity": 0.44,
"orbital_period_days": 30.0,
"rotation_period_hours": 19.4,
"atmosphere": "none",
"biome_summary": "barren",
"hydrosphere": null,
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "inner rocky, hot, uninhabited"
},
{
"body_id": "GJ675c",
"proper_name": "Laubach",
"body_type": "planet",
"orbit_index": 2,
"parent_body_id": null,
"inhabited": true,
"population": 2000,
"mass_class": "terrestrial",
"surface_gravity": 0.90,
"orbital_period_days": 280.0,
"rotation_period_hours": 26.6,
"atmosphere": "standard",
"biome_summary": "temperate",
"hydrosphere": "liquid_water",
"economic_role": "agricultural",
"settlement_pattern": "dispersed",
"industrial_corridor": null,
"notes": "primary inhabited world; wave_5 mixed German-Portuguese-Dutch heritage ('new ground'); 2-aperture through_route; K0V stable star; deliberate multi-corridor cultural experiment; three distinct agricultural traditions being tested under same conditions; community governance (multi-heritage, no Compact affiliation by design); three-corridor supply relationships maintained; establishment phase (food supplement imports while agricultural base matures)"
},
{
"body_id": "GJ675-belt",
"proper_name": null,
"body_type": "asteroid_belt",
"orbit_index": 3,
"parent_body_id": null,
"inhabited": false,
"population": null,
"mass_class": null,
"surface_gravity": null,
"orbital_period_days": null,
"rotation_period_hours": null,
"atmosphere": null,
"biome_summary": null,
"hydrosphere": null,
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "sparse asteroid belt"
},
{
"body_id": "GJ675d",
"proper_name": null,
"body_type": "planet",
"orbit_index": 4,
"parent_body_id": null,
"inhabited": false,
"population": null,
"mass_class": "terrestrial",
"surface_gravity": 0.58,
"orbital_period_days": 720.0,
"rotation_period_hours": 27.8,
"atmosphere": "thin",
"biome_summary": "cold_arid",
"hydrosphere": null,
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "outer rocky, uninhabited"
},
{
"body_id": "GJ675e",
"proper_name": null,
"body_type": "gas_giant",
"orbit_index": 5,
"parent_body_id": null,
"inhabited": false,
"population": null,
"mass_class": null,
"surface_gravity": null,
"orbital_period_days": 2200.0,
"rotation_period_hours": 11.4,
"atmosphere": "gas_giant",
"biome_summary": null,
"hydrosphere": null,
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "outer gas giant, one moon"
},
{
"body_id": "GJ675e-m1",
"proper_name": null,
"body_type": "moon",
"orbit_index": 1,
"parent_body_id": "GJ675e",
"inhabited": false,
"population": null,
"mass_class": "dwarf",
"surface_gravity": 0.11,
"orbital_period_days": 5.6,
"rotation_period_hours": 134.4,
"atmosphere": "none",
"biome_summary": "frozen",
"hydrosphere": null,
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "icy moon, tidally locked"
},
{
"body_id": "GJ675f",
"proper_name": null,
"body_type": "planet",
"orbit_index": 6,
"parent_body_id": null,
"inhabited": false,
"population": null,
"mass_class": "terrestrial",
"surface_gravity": 0.44,
"orbital_period_days": 5600.0,
"rotation_period_hours": 34.6,
"atmosphere": "trace",
"biome_summary": "frozen",
"hydrosphere": "ice",
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "outer icy rocky, uninhabited"
},
{
"body_id": "GJ675g",
"proper_name": null,
"body_type": "planet",
"orbit_index": 7,
"parent_body_id": null,
"inhabited": false,
"population": null,
"mass_class": "terrestrial",
"surface_gravity": 0.34,
"orbital_period_days": 12800.0,
"rotation_period_hours": 42.8,
"atmosphere": "trace",
"biome_summary": "frozen",
"hydrosphere": "ice",
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "distant icy rocky, uninhabited"
},
{
"body_id": "GJ675h",
"proper_name": null,
"body_type": "planet",
"orbit_index": 8,
"parent_body_id": null,
"inhabited": false,
"population": null,
"mass_class": "terrestrial",
"surface_gravity": 0.26,
"orbital_period_days": 28000.0,
"rotation_period_hours": 51.2,
"atmosphere": "none",
"biome_summary": "frozen",
"hydrosphere": "ice",
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "far outer icy rocky, uninhabited"
},
{
"body_id": "GJ675i",
"proper_name": null,
"body_type": "planet",
"orbit_index": 9,
"parent_body_id": null,
"inhabited": false,
"population": null,
"mass_class": "dwarf",
"surface_gravity": 0.12,
"orbital_period_days": 58000.0,
"rotation_period_hours": 29.4,
"atmosphere": "none",
"biome_summary": "frozen",
"hydrosphere": "ice",
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "outermost dwarf, near oort boundary"
},
{
"body_id": "GJ675-oort",
"proper_name": null,
"body_type": "oort_cloud",
"orbit_index": 10,
"parent_body_id": null,
"inhabited": false,
"population": null,
"mass_class": null,
"surface_gravity": null,
"orbital_period_days": null,
"rotation_period_hours": null,
"atmosphere": null,
"biome_summary": null,
"hydrosphere": null,
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "oort cloud"
}
],
"stations": [
{
"station_id": "GJ675-oort-S1",
"proper_name": "Neugrund Horizon",
"orbits_body_id": "GJ675-oort",
"station_type": "horizon",
"population": 120,
"economic_role": "transit",
"docking_class": "major",
"has_gate_infrastructure": true,
"notes": "horizon station — 2 apertures; through_route; connects Altgrund and south corridor; three-corridor supply coordination; Guardian field visits (two, case-study interest)"
}
]
}
wiki/star-systems/GJ-675/index.md
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Neugrund's founding organizer believed that corridor monocultures were the Reach's weakness and recruited deliberately from three heritage corridors; forty years in, the food and architecture have synthesized but the governance structure is contested in ways the organizer's design documents didn't anticipate.
## Celestial Bodies
<!-- READ-ONLY — generated from systems.db bodies/stations tables -->
| Orbit | ID | Name | Type | Inhabited | Pop | Mass | Gravity | Year (d) | Day (h) | Atmo | Biome | Hydro | Economy | Settlement | Industrial |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | `GJ675b` | — | planet | no | — | terrestrial | 0.44g | 30 | 19.4 | none | barren | — | — | — | — |
| 2 | `GJ675c` | Laubach | planet | yes | 2K | terrestrial | 0.90g | 280 | 26.6 | standard | temperate | liquid_water | agricultural | dispersed | — |
| 3 | `GJ675-belt` | — | asteroid_belt | no | — | — | — | — | — | — | — | — | — | — | — |
| 4 | `GJ675d` | — | planet | no | — | terrestrial | 0.58g | 720 | 27.8 | thin | cold_arid | — | — | — | — |
| 5 | `GJ675e` | — | gas_giant | no | — | — | — | 2200 | 11.4 | gas_giant | — | — | — | — | — |
| ↳ 5.1 | `GJ675e-m1` | — | moon | no | — | dwarf | 0.11g | 6 | 134.4 | none | frozen | — | — | — | — |
| 6 | `GJ675f` | — | planet | no | — | terrestrial | 0.44g | 5600 | 34.6 | trace | frozen | ice | — | — | — |
| 7 | `GJ675g` | — | planet | no | — | terrestrial | 0.34g | 12800 | 42.8 | trace | frozen | ice | — | — | — |
| 8 | `GJ675h` | — | planet | no | — | terrestrial | 0.26g | 28000 | 51.2 | none | frozen | ice | — | — | — |
| 9 | `GJ675i` | — | planet | no | — | dwarf | 0.12g | 58000 | 29.4 | none | frozen | ice | — | — | — |
| 10 | `GJ675-oort` | — | oort_cloud | no | — | — | — | — | — | — | — | — | — | — | — |
### Stations & Facilities
| ID | Name | Type | Orbits | Population | Economy | Governance | Docking | Gate | Districts |
|---|---|---|---|---|---|---|---|---|---|
| `GJ675-oort-S1` | Neugrund Horizon | horizon | `GJ675-oort` | 120 | transit | — | major | yes | 1 |
## Topology
<!-- READ-ONLY — regenerated from star-map.json edges -->
- **Hop Distance from Gateway:** 9